Hi Ben, I have been striving hard lately to debug openvswitch after building it from source on Ubuntu 14.04, but still not successful. Could you please suggest me some document or link which might be helpful for a noob to get his hands dirty on ovs debugging and development.
Waiting for your response................... On Tue, Feb 3, 2015 at 9:51 PM, Ben Pfaff <[email protected]> wrote: > On Tue, Feb 03, 2015 at 12:12:09AM +0500, david jhon wrote: > > Hi Ben, > > > > Thanks for your response. > > > > It means that after setting up a break point at cmd_show() method and > > attaching gdb to ovsdb-server pid (i.e., gdb ovs-vsctl.o > > --pid=ovsdb-serverpid), I am not able to debug this specific file as > single > > stepping results in the following output: > > (gdb) n > > Single stepping until exit from function __kernel_vsyscall, > > which has no line number information. > > Warning: > > Cannot insert breakpoint 1. > > Cannot access memory at address 0x9353 > > > > please guide me what I am doing wrong. how gdb can be used to debug > > openvswitch. Thank you! > > That's not anything OVS-specific. It means that you can't single-step > into a system call. If you need more information, then please ask about > it on a GDB or Linux-kernel mailing list. >
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